Dictionary
- Saddle
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A small structure that helps channel surface water to drains, frequently located in a valley, and often constructed like a small hip roof or like a pyramid with a diamond-shaped base.
- SBS
-
Styrene Butadene Syrene used to make asphalt more viscous at low temperatures. Roofing materials modified in this way are very elastic. Such products are often called "mop-down" because they are applied using asphalt as the adhesive.
- Sealant
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A mixture of polymers, fillers, and pigments used to fill and seal joints where moderate movement is expected; it cures to a resilient solid.
- Shake
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A rough, unshaved wood shingle.
- Sheathing
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The boards or other material used for covering the frame or roof structure.
- Shingle
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(1) A small unit of prepared roofing material designed for installation with similar units in overlapping rows on inclines normally exceeding 25 percent; (2) to cover with singles; (3) to apply any sheet material in overlapping rows like shingles.
- Shingle
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A unit of roofing; usually wood, composition, tile, or slate.
- Shingle Roofing
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A water shedding roofing material made from a composition of reinforcing membrane (often fiberglass), asphalt and mineral granules. It is intended for use on steep s lope roofs.
- Slope
- Soffit
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The underside of a beam, lintel, archway, cornice, or stairway.
- Split
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A membrane tear resulting from tensile stress.
- Spudding
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The process of removing the roofing aggregate and most of the bituminous top coating by scraping and chipping.
- Square
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The term used to describe 100 square feet of roof area.
- Substrate
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The surface upon which the roofing or waterproofing membrane is applied (i.e., the structural deck or insulation).
- Sump
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An intentional depression around a drain.